F16F 9/28
With two parallel cylinders and with the two pistons or plungers connected
Official title: with two parallel cylinders and with the two pistons or plungers connected together
F16F9/28 (With two parallel cylinders and with the two pistons or plungers connected) appears on 22 US grants and 23 published applications in this corpus.
Search patents in F16F- Granted patents
- 22
- Published applications
- 23
- Assignees
- 17
- Inventors
- 40
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 3 |
| 2017 | 3 | 2 |
| 2018 | 1 | 4 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Position dependent damper29 Jul 2025US 12,370,860 B1Oshkosh Defense, LLC
- Vehicle with a position dependent damper6 Aug 2024US 12,054,027 B1Oshkosh Defense, LLC
- Position dependent damper for a vehicle suspension system27 Jun 2023US 11,685,219 B2Oshkosh Defense, LLC
- Damping unit and home appliance with the damping unit27 Dec 2022US 11,536,071 B2BSH Hausgeraete GmbH
- Position dependent damper for a vehicle suspension system5 Oct 2021US 11,135,890 B2Oshkosh Defense, LLC
- Shock absorber16 Apr 2026US 2026/0103041 A1Hitachi Astemo, Ltd.
- Position dependent damper for a vehicle suspension system23 Dec 2021US 2021/0394578 A1Oshkosh Defense, LLC
- Hand fixation band19 Nov 2020US 2020/0362730 A1Cheng Uei Precision Industry Co., Ltd.
- Damping unit and home appliance with the damping unit16 Apr 2020US 2020/0115945 A1BSH Hausgeraete GmbH
- Position dependent damper for a vehicle suspension system7 Nov 2019US 2019/0337350 A1Oshkosh Defense, LLC
Most cited
By later US patents
- Position dependent damper for a vehicle suspension system193US 8,801,017 B2Oshkosh Corporation · 2014
- Position dependent damper for a vehicle suspension system154US 9,291,230 B2Oshkosh Defense, LLC · 2016
- Position dependent damper for a vehicle suspension system139US 9,809,080 B2Oshkosh Defense, LLC · 2017
- Position dependent damper for a vehicle suspension system112US 10,369,860 B2Oshkosh Corporation · 2019
- Position dependent damper for a vehicle suspension system53US 11,135,890 B2Oshkosh Defense, LLC · 2021